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Fantech LDVI 4″ x 4″ Coupling

  • Quiet your Active Soil Depressurization (ASD) system by using our LDVI anti-vibration couplers. These couplers quiet and suppress fan noise by providing superior vibration isolation. For use with ANY fan make or model. Sold in pairs

    Designed specifically for Radon mitigation applications. Low Durometer Vibration Isolation. Ledge stops pipe from going into coupler. Ledge prevents direct pipe-fan contact. Superior noise vibration isolation. 

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